Angoff, A. (1973). Public relations for libraries: Essays in communications techniques. Greenwood Press.
Cita Chicago (17th ed.)Angoff, Allan. Public Relations for Libraries: Essays in Communications Techniques. Westport, Conn: Greenwood Press, 1973.
Cita MLA (9th ed.)Angoff, Allan. Public Relations for Libraries: Essays in Communications Techniques. Greenwood Press, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.